manual control device meaning in English

手动控制装置

Lifts and service lifts - specification for manual control devices , indicators and additional fittings
电梯与服务电梯.第7部分:手控装置显示器和附件规范
Fire safety systems f . f . s . . manual control device m . c . d . . manual centralized control device m . c . c . d . . control with indicating device c . i . d . . command adapter device c . a . d .
消防安全系统.手控装置.重新组合用手控制装置.带信号的手控装置.控制适配器